Deprecated: Optional parameter $dataType declared before required parameter $pSheet is implicitly treated as a required parameter in C:\laragon\www\siesicis\vendor\phpoffice\phpexcel\Classes\PHPExcel\Writer\Excel2007\Chart.php on line 1339
Fatal error: Uncaught Error: Class "PHPExcel_Writer_Excel2007_WriterPart" not found in C:\laragon\www\siesicis\vendor\phpoffice\phpexcel\Classes\PHPExcel\Writer\Excel2007\Chart.php:35
Stack trace:
#0 {main}
thrown in C:\laragon\www\siesicis\vendor\phpoffice\phpexcel\Classes\PHPExcel\Writer\Excel2007\Chart.php on line 35